What's the difference between anchor and dowel?

Anchor


Definition:

  • (n.) A iron instrument which is attached to a ship by a cable (rope or chain), and which, being cast overboard, lays hold of the earth by a fluke or hook and thus retains the ship in a particular station.
  • (n.) Any instrument or contrivance serving a purpose like that of a ship's anchor, as an arrangement of timber to hold a dam fast; a contrivance to hold the end of a bridge cable, or other similar part; a contrivance used by founders to hold the core of a mold in place.
  • (n.) Fig.: That which gives stability or security; that on which we place dependence for safety.
  • (n.) An emblem of hope.
  • (n.) A metal tie holding adjoining parts of a building together.
  • (n.) Carved work, somewhat resembling an anchor or arrowhead; -- a part of the ornaments of certain moldings. It is seen in the echinus, or egg-and-anchor (called also egg-and-dart, egg-and-tongue) ornament.
  • (n.) One of the anchor-shaped spicules of certain sponges; also, one of the calcareous spinules of certain Holothurians, as in species of Synapta.
  • (v. t.) To place at anchor; to secure by an anchor; as, to anchor a ship.
  • (v. t.) To fix or fasten; to fix in a stable condition; as, to anchor the cables of a suspension bridge.
  • (v. i.) To cast anchor; to come to anchor; as, our ship (or the captain) anchored in the stream.
  • (v. i.) To stop; to fix or rest.
  • (n.) An anchoret.

Example Sentences:

  • (1) The haplotype of the recombinant X chromosome of each of 241 backcross progeny has been established using the X-linked anchor loci Otc, Hprt, Dmd, Pgk-1, and Amg and the additional probes DXSmh43 and Cbx-rs1.
  • (2) The popularly used procedure in Great Britain is that in which a sheet of Ivalon sponge is sutured to the sacrum and wrapped around the rectum thus anchoring it in place.
  • (3) The company also confirmed on Thursday as it launched its sports pay-TV offering at its new broadcasting base in the Olympic Park in Stratford, east London, that former BBC presenter Jake Humphrey will anchor its Premier League coverage.
  • (4) Since the introduction of osseointegrated titanium implants for bone-anchored facial and dental prostheses, an increasing number of irradiated patients are being treated with this technique.
  • (5) The brain enzyme did not contain components characteristic of the glycolipid anchors of erythrocyte acetylcholinesterases.
  • (6) Our findings support the proposal that bcd transcripts are selectively recognized and trapped as they enter the anterior tip of the oocyte, and suggest that this localization process is mediated by anchored sequence-specific receptors in the oocyte cytoplasm.
  • (7) Sanders, the Vermont senator and self-described democratic socialist, first answered questions from Fox News anchor Bret Baier over his comments in Sunday’s debate that white people “don’t know what it’s like to be living in a ghetto”.
  • (8) A truncated anchor-minus form of the G2 glycoprotein was found to be secreted into the culture medium, but was retained in the Golgi complex when coexpressed with the G1 glycoprotein.
  • (9) Major histocompatibility complex (MHC) class 1 molecules that were either transmembrane- (H-2Db) or glycosylphosphatidylinositol (GPI)-anchored (Qa2) were labeled with antibody-coated gold particles and moved across the cell surface with a laser optical tweezers until they encountered a barrier, the barrier-free path length (BFP).
  • (10) This lipid has a hybrid nature of an archaeal feature in alkyl glycerol diether core portion and an eucaryal feature in the polar head group identical to the conserved core structure (GlcNp(alpha 1-6)-myo-inositol 1-phosphate) of glycosylated phosphatidylinositol which serves as a membrane protein anchor in eucaryal cells.
  • (11) Ultrastructurally these glands had apical microvilli with associated glycocalyx and long anchoring rootlets.
  • (12) This was confirmed by the crystal structures, which also showed that the Gln46 amide is hydrogen bonded to the Phe100 N and O atoms, and tightly anchored in this position.
  • (13) Each of the two chemically identical subunits folds into a three-layer domain anchored by a large six-stranded mixed beta sheet.
  • (14) A group of proteins anchored to the cell by phosphatidylinositol (PI) has recently been identified.
  • (15) In conclusion, the N-linked sugar chains are not required for in vitro activity but required for in vivo activity, acting as anchors for the essential terminal sialic acids.
  • (16) Replacement of the COOH-terminal hydrophobic domain with a signal peptide that normally functions in membrane translocation, or with a random hydrophobic sequence, results in efficient and correct processing, producing GPI-anchored DAF on the cell surface.
  • (17) Since the corresponding keto analogue, N-[(R)-2-benzyl-5-cyano-4-oxopentanyl]-L-phenylalanine (compound 4), does not inactivate the enzyme, it is suggested that the NH in compound 1 is critical for the proper active-site anchoring of the inhibitor for the inactivation process to take place.
  • (18) Facebook Twitter Pinterest Donald Trump questions US citizenship of ‘anchor babies’.
  • (19) This tissue may anchor the lead so that it is difficult, dangerous, or impossible to remove it.
  • (20) The anchoring wire can also be retracted and repositioned.

Dowel


Definition:

  • (n.) A pin, or block, of wood or metal, fitting into holes in the abutting portions of two pieces, and being partly in one piece and partly in the other, to keep them in their proper relative position.
  • (n.) A piece of wood driven into a wall, so that other pieces may be nailed to it.
  • (v. t.) To fasten together by dowels; to furnish with dowels; as, a cooper dowels pieces for the head of a cask.

Example Sentences:

  • (1) Tooth fracture on failure occurred in seven out of ten Flexi-post-retained cores, while only three out of ten of the Para-post-retained cores and none of the Dentatus dowel-retained cores presented this unrepairable type of failure.
  • (2) Blocks of trials were made to the small dowel and to the large dowel.
  • (3) These modifications include the intraoperative threading of the standard cylindrical graft dowel (either autologous or heterologous) and the development of two new instruments designed to insert the graft into the intervertebral space.
  • (4) This suggested the most effective surgical treatment: Vetral clearance of disks, removal of prominences, and fusion of the three levels through the use of four bone dowels.
  • (5) Forty cast gold dowels and cores were made for four groups of dowel channels that had, respectively, 1 mm, 2 mm, 3 mm, and 1 mm with a 60-degree bevel (collar) of the remaining buccal dentin at the entrance of the canal.
  • (6) A total of 140 dowel samples were cast in Rexillium III and were divided into seven groups.
  • (7) In the past, because it has often been ignored that the bonding at the cement-dentin interface is weaker than that between the metal and cement, the true impact of surface configuration and cement thickness on the retention of dowels has never really been observed.
  • (8) The history of the nonlocking type of intracoronal semiprecision rest has been traced from its origins with Neurohr in 1930, up to its present use as the Thompson dowel rest.
  • (9) Coping designs for attachment overdentures must provide retention, resistance to rotation, and bulk when joined with the dowel and attachment, without negating the advantage of the reduced crown-root ratio.
  • (10) In blocked and control trials, the wrist moved with a single acceleration to the target dowel.
  • (11) The effect of cement type was significant only with tapered dowels.
  • (12) A silver plated die with a double dowelling technique is used.
  • (13) Arthrodesis that maintains normal contours of the foot, including its length and height, can be accomplished by the dowel technique described in this article.
  • (14) The margin of the crown and the dowel construction therefore were not at the same level.
  • (15) He backed those words with action, handing the 17-year-old Tom Davies and the 18-year-old Kieran Dowell full debuts in midfield and giving the under‑21s captain Jonjoe Kenny his first senior outing from the bench.
  • (16) 12 mm bone dowels are then driven into the holes, immediately stabilizing the segment.
  • (17) Immediate preparation of the dowel spaces had no effect on the apical seal.
  • (18) Targets were three-dimensional translucent dowels placed concentrically at 30 cm from the subject.
  • (19) The study also includes a comparison of root-resected teeth restored with root screws and composite cores versus those which had been restored with cast gold dowels, showing that both types of reconstruction had the same durability concerning the risk of root fractures or loss of retention.
  • (20) The use of paper matches is a simple and effective method for holding the dowel pin in the proper relation while the die stone portion of the cast is being poured.